CSS HTML Validator - The fast, all-in-one, HTML, CSS, Link, SEO, spelling, and accessibility checker for Windows, & htmlval for Mac and Linux
Home Common Look and Feel (CLF)

information item In 2010, the Treasury Board of Canada Secretariat announced that CLF 2.0 would be replaced by four web standards (new window) that incorporate current web practices such as WCAG 2.0. Visit Common Look and Feel on Wikipedia (new window) for more information.

See also accessibility testing with CSS HTML Validator.

CSS HTML Validator Helps with CLF 2.0 Compliance

Use CSS HTML Validator Home, Pro, or Enterprise to help comply with current accessibility standards.

CSS HTML Validator for Windows can be used to check web documents for issues that can affect compliance with the Government of Canada's Common Look and Feel (CLF) standards. In addition, CSS HTML Validator checks HTML, CSS, accessibility, spelling, links, and more.

NOTE: Be sure to turn CLF checking on in the Canada CLF page of the Validator Engine Options (go to Options->Validator Engine Options). For more information, please visit the CLF 2.0 documentation page.

Simply open a document in the program, press F6, and the document is checked. It's that simple!

Integrated Editor Showing Accessibility Messages

CSS HTML Validator also checks for accessibility problems based on WCAG 1.0, WCAG 2.0/2.1, and/or Section 508 US government requirements. The Accessibility tab shows the results. Accessibility checking is configurable and can be enabled or disabled.

screenshot of CSS HTML Validator highlighting an error

CSS HTML Validator integrates a powerful, lightweight, clean HTML/text editor with a powerful custom validation engine that produces intelligent, thorough, and understandable results.

Notice that the line in the document with the validator message is highlighted in red to indicate an error occurred on the line. Notice also that the message in the Results Window (at the bottom) has been selected causing the text responsible for the message to be selected.